girls:
766 births since 1919
#4950 (13th percentile)
boys:
318.9k births since 1880
#104 (98th percentile)
overall:
319.6k births since 1880
#236 (97th percentile)
The name Isaac is the #236 most popular name of all time in the U.S. on a gender-neutral basis, with a total of 319,619 recorded births since 1880. This represents the 97.0% percentile of name popularity (more popular than 97.0% of all names). For boys, it ranks #104 (97.8% percentile) for all time with 318,853 births since 1880. For girls, it ranks #4,950 (13.4% percentile) for all time with 766 births since 1919.
Isaac has appeared in U.S. birth records since the beginning of our dataset in 1880 (since 1880 for boys and since 1919 for girls).
The name Isaac has been given almost exclusively to boys, with 99.8% of all recorded births being male.
For boys, Isaac reached its peak popularity in 2013, achieving the 97.0% percentile (ranked #28) with 5,013 births per million. The name was most common in 2013, with 5,013 births per million (ranked 97.0% percentile). Since reaching a high point around 2016, the popularity of this name for boys has been declining. Currently, Isaac ranks #41 for boys (95.6% percentile) with 3,594 births per million, which is 71.7% of its peak share of births.
For girls, Isaac reached its peak popularity in 2004, achieving the 3.8% percentile (ranked #901) with 20 births per million. The name was most common in 2004, with 20 births per million (ranked 3.8% percentile). Since reaching a high point in 2020, the popularity of this name for girls has been declining. Currently, Isaac ranks #946 for girls (0.1% percentile) with 3 births per million, which is 16.9% of its peak share of births.
This chart shows the total number of births per million babies in each year for the name "Isaac".
These names exclude other spelling variations of this name. View all variations of Isaac.
These similar-looking names have spellings that are closest to the spelling of "Isaac", in the sense that there are the fewest number of letter differences between the two spellings. These names exclude other spelling variations of this name. View all variations of Isaac.
Our model has identified 2 different pronunciations for the name Isaac. Click the play button under each pronunciation to hear it spoken aloud.
Our model is 73.8% confident that Isaac is pronounced as AI-zuhk, which has 2 syllables. The next most likely pronunciation is AI-zihk, at 26.2% confidence, with 2 syllables.
If none of the pronunciations above sound right to you, could you please check whether any of these related pronunciations should be applied to the name Isaac? These are pronunciations that other similar names use, but which are not currently associated with Isaac. If you think any of these are valid pronunciations for Isaac, please vote using the thumbs up button.
Our confidence scores estimate the likelihood that a particular pronunciation is the most correct for a given name spelling. These scores are derived from pronunciation dictionaries, manual verification, your feedback, and a fine-tuned large language model trained to generate name pronunciations.
For any given spelling, confidence scores across all identified pronunciations sum to 100%. However, these scores don't account for the possibility of valid pronunciations that our model hasn't identified.
The raw pronunciations shown (like AY1 Z AH0 K) use the ARPAbet phoneme system, a standardized way to represent English speech sounds. Each symbol represents a distinct sound in American English. Visit the ARPAbet Wikipedia page to learn more about these phonetic symbols.
Pronunciation audio is generated by an open source text to speech model that has been customized to adhere to pronunciations provided in ARPAbet format, but sometimes pronunciations that differ subtly will sound identical, particularly if the only difference is the level of emphasis on a syllable or a single vowel sound.
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